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Across
  1. 1. How something looks in color
  2. 4. How solid something is
  3. 6. How easy something catches on fire
  4. 7. How something feels
  5. 8. Something that can be observed from your senes
  6. 9. How easy something dissolves in liquid
  7. 10. How heat travels through something
Down
  1. 2. Finding out something
  2. 3. The speed electricity travels through something
  3. 5. How something reflects